html body{
    height: 100%;
    width: 100%;
    background-color: aliceblue;
}
#vue{
    /* width: 80%; */
    /* margin: 0    auto; */
    border: 1px solid rgb(224, 224, 224);
    min-height: 1000px;
    position: relative;
    border-top: 0;
    padding-top: 20px;
    background-color: white;
}
#vue .userItem .card{
    margin-bottom: 10px;
    margin-top: 10px;
}
#vue .userItem .mr_top{
    margin-top: 10px;
}